DE502004007508D1 - PROCESS FOR THE PREPARATION OF BISEPOXIDES AND DITHIOLS - Google Patents
PROCESS FOR THE PREPARATION OF BISEPOXIDES AND DITHIOLSInfo
- Publication number
- DE502004007508D1 DE502004007508D1 DE502004007508T DE502004007508T DE502004007508D1 DE 502004007508 D1 DE502004007508 D1 DE 502004007508D1 DE 502004007508 T DE502004007508 T DE 502004007508T DE 502004007508 T DE502004007508 T DE 502004007508T DE 502004007508 D1 DE502004007508 D1 DE 502004007508D1
- Authority
- DE
- Germany
- Prior art keywords
- bisepoxides
- dithiols
- preparation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 150000004662 dithiols Chemical class 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D407/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having oxygen atoms as the only ring hetero atoms, not provided for by group C07D405/00
- C07D407/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having oxygen atoms as the only ring hetero atoms, not provided for by group C07D405/00 containing two hetero rings
- C07D407/04—Heterocyclic compounds containing two or more hetero rings, at least one ring having oxygen atoms as the only ring hetero atoms, not provided for by group C07D405/00 containing two hetero rings directly linked by a ring-member-to-ring-member bond
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C323/00—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups
- C07C323/10—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and singly-bound oxygen atoms bound to the same carbon skeleton
- C07C323/11—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and singly-bound oxygen atoms bound to the same carbon skeleton having the sulfur atoms of the thio groups bound to acyclic carbon atoms of the carbon skeleton
- C07C323/12—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and singly-bound oxygen atoms bound to the same carbon skeleton having the sulfur atoms of the thio groups bound to acyclic carbon atoms of the carbon skeleton the carbon skeleton being acyclic and saturated
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10343252A DE10343252A1 (en) | 2003-09-17 | 2003-09-17 | Process for the preparation of bisepoxides and dithiols |
| PCT/EP2004/010123 WO2005033070A2 (en) | 2003-09-17 | 2004-09-10 | Method for the production of bisepoxides and dithiols |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE502004007508D1 true DE502004007508D1 (en) | 2008-08-14 |
Family
ID=34352937
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE10343252A Withdrawn DE10343252A1 (en) | 2003-09-17 | 2003-09-17 | Process for the preparation of bisepoxides and dithiols |
| DE502004007508T Expired - Lifetime DE502004007508D1 (en) | 2003-09-17 | 2004-09-10 | PROCESS FOR THE PREPARATION OF BISEPOXIDES AND DITHIOLS |
| DE502004012296T Expired - Lifetime DE502004012296D1 (en) | 2003-09-17 | 2004-09-10 | Dithiol mixtures for removing horny substances from hides |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE10343252A Withdrawn DE10343252A1 (en) | 2003-09-17 | 2003-09-17 | Process for the preparation of bisepoxides and dithiols |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE502004012296T Expired - Lifetime DE502004012296D1 (en) | 2003-09-17 | 2004-09-10 | Dithiol mixtures for removing horny substances from hides |
Country Status (9)
| Country | Link |
|---|---|
| US (2) | US7527652B2 (en) |
| EP (2) | EP1801099B1 (en) |
| CN (2) | CN100364967C (en) |
| AR (1) | AR045588A1 (en) |
| AT (2) | ATE501116T1 (en) |
| BR (1) | BRPI0414391A (en) |
| DE (3) | DE10343252A1 (en) |
| ES (2) | ES2308225T3 (en) |
| WO (1) | WO2005033070A2 (en) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2006251406B9 (en) | 2005-05-27 | 2009-09-24 | Unilever Plc | Process of bleaching |
| EP2149569A1 (en) | 2008-08-01 | 2010-02-03 | Hexion Specialty Chemicals Research Belgium S.A. | Process for the manufacture of a 1,2-Epoxide |
| EP2149570A1 (en) * | 2008-08-01 | 2010-02-03 | Hexion Specialty Chemicals Research Belgium S.A. | Process for the manufacture of epichlorohydrin using hydrogen peroxide and a manganese komplex |
| EP2273006A1 (en) | 2009-06-17 | 2011-01-12 | Unilever PLC | Bleaching of substrates |
| EP2343288A1 (en) | 2009-11-27 | 2011-07-13 | Momentive Specialty Chemicals Research Belgium S.A. | Process for the manufacture of propylene oxide |
| EP2354131A1 (en) | 2010-02-02 | 2011-08-10 | Momentive Specialty Chemicals Research Belgium | Process for the manufacture of a 1,2-epoxide and a device for carrying out said process |
| EP2550283B1 (en) | 2010-03-03 | 2016-05-11 | Catexel Limited | Preparation of bleaching catalysts |
| EP2377614A1 (en) | 2010-04-16 | 2011-10-19 | Unilever Plc, A Company Registered In England And Wales under company no. 41424 of Unilever House | Bleaching of substrates |
| CN101979428B (en) * | 2010-10-09 | 2012-09-19 | 天津工业大学 | Animal hair solvent and preparation method and use of keratin solution |
| TR201811004T4 (en) | 2011-09-08 | 2018-08-27 | Catexel Tech Limited | Catalysts. |
| CN105294397B (en) * | 2015-11-30 | 2017-07-11 | 金陵科技学院 | A kind of synthetic method of polyalcohol |
| CN105399651B (en) * | 2015-12-03 | 2017-08-04 | 黄河三角洲京博化工研究院有限公司 | A kind of method of continuous synthesis Thiodiglycol |
| CN111100096B (en) * | 2019-12-30 | 2021-09-14 | 新乡医学院 | Intermediate compound for synthesizing dithioerythritol, application of intermediate compound and synthetic method of dithioerythritol |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2131630A1 (en) | 1970-06-29 | 1972-01-05 | Avon Prod Inc | Removing keratinous substances - with aq soln contg dithiobutanediol and guanidine cpds |
| US3766275A (en) | 1971-03-15 | 1973-10-16 | Avon Prod Inc | Process for preparing a dithiol butanediol |
| US3775484A (en) | 1972-07-21 | 1973-11-27 | Avon Prod Inc | Process for preparing metal salts of dithiolbutanediols |
| US5329024A (en) | 1993-03-30 | 1994-07-12 | National Starch And Chemical Investment Holding Corporation | Epoxidation of olefins via certain manganese complexes |
| WO2002069921A1 (en) * | 2001-03-07 | 2002-09-12 | Unilever Plc | Hair colouring compositions |
-
2003
- 2003-09-17 DE DE10343252A patent/DE10343252A1/en not_active Withdrawn
-
2004
- 2004-09-06 AR ARP040103182A patent/AR045588A1/en unknown
- 2004-09-10 EP EP07104119A patent/EP1801099B1/en not_active Expired - Lifetime
- 2004-09-10 AT AT07104119T patent/ATE501116T1/en active
- 2004-09-10 US US10/571,772 patent/US7527652B2/en not_active Expired - Fee Related
- 2004-09-10 CN CNB2004800269900A patent/CN100364967C/en not_active Expired - Fee Related
- 2004-09-10 DE DE502004007508T patent/DE502004007508D1/en not_active Expired - Lifetime
- 2004-09-10 EP EP04765052A patent/EP1663964B1/en not_active Expired - Lifetime
- 2004-09-10 DE DE502004012296T patent/DE502004012296D1/en not_active Expired - Lifetime
- 2004-09-10 AT AT04765052T patent/ATE399764T1/en not_active IP Right Cessation
- 2004-09-10 ES ES04765052T patent/ES2308225T3/en not_active Expired - Lifetime
- 2004-09-10 WO PCT/EP2004/010123 patent/WO2005033070A2/en active IP Right Grant
- 2004-09-10 ES ES07104119T patent/ES2361627T3/en not_active Expired - Lifetime
- 2004-09-10 CN CN2007101047819A patent/CN101037407B/en not_active Expired - Fee Related
- 2004-09-10 BR BRPI0414391-4A patent/BRPI0414391A/en not_active IP Right Cessation
-
2009
- 2009-02-12 US US12/369,825 patent/US20090149666A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| EP1801099A1 (en) | 2007-06-27 |
| DE10343252A1 (en) | 2005-04-21 |
| EP1663964B1 (en) | 2008-07-02 |
| CN1852892A (en) | 2006-10-25 |
| BRPI0414391A (en) | 2006-11-21 |
| ATE399764T1 (en) | 2008-07-15 |
| ES2361627T3 (en) | 2011-06-20 |
| EP1663964A2 (en) | 2006-06-07 |
| EP1801099B1 (en) | 2011-03-09 |
| US20090149666A1 (en) | 2009-06-11 |
| ATE501116T1 (en) | 2011-03-15 |
| WO2005033070A3 (en) | 2005-06-23 |
| ES2308225T3 (en) | 2008-12-01 |
| CN101037407B (en) | 2010-09-15 |
| AR045588A1 (en) | 2005-11-02 |
| CN100364967C (en) | 2008-01-30 |
| US7527652B2 (en) | 2009-05-05 |
| DE502004012296D1 (en) | 2011-04-21 |
| CN101037407A (en) | 2007-09-19 |
| US20060277687A1 (en) | 2006-12-14 |
| WO2005033070A2 (en) | 2005-04-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition |